01W108A
RF amplifier for Car CD
BH3515FV
Description
BH3515FV is a RF amplifier for Car CD player
that incorporates 3 speed equalization with gain
switching and operating voltage of 3 ~ 5.5V.
Equalizer circuit is applied to x1 time speed,
x1.5 times speed, and x2 times speed.
Gain switching pin is incorporated for CD-RW
Dimension (Units : mm)
10.0 ± 0.2
28
15
7.6 ± 0.3
5.6 ± 0.2
1
14
1.15 ± 0.1
0.1
0.15 ± 0.1
0.65
0.1
0.22 ± 0.1
Features
1) Multi-read type (CD, CD-R, CD-RW)
2) For x1speed, x1.5speed, x2speed
3) Operating power supply voltage range: 3V~5.5V
SSOP-B28
Applications
CD, CD-R, CD-RW read type Car CD,
Car CD with shock-proof function
Absolute Maximum Ratings
(Ta=25°C)
Parameter
Power supply voltage
Power dissipation
Operating temperature range
Storage temperature range
*
Derating : 8.0mW/°C for operation above Ta=25°C
Symbol
Vcc
Pd
Topr
Tstg
–40
–55
Limits
7.0
800
*
Unit
V
mW
+85
+125
~
~
°C
°C
October, 2001
0.3Min.
Recommended Operating Conditions
(Ta=25°C)
Parameter
Power supply voltage
Symbol
V
CC
Min.
3.0
Typ.
3.3
Max.
5.5
Unit
V
Electrical characteristics
(Unless otherwise noted; Ta=25°C, Vcc=3.3V)
Parameter
No load consumption current
Adder amp. gain 1 (at normal)
Adder amp. gain 2 (at RW)
AGC operation level 1
AGC operation level 2
Frequency characteristic 1
Frequency characteristic 2
Frequency characteristic 3
RFDET detection level
Symbol
I
Q
G
RF1
G
RF2
V
OPAGC1
V
OPAGC2
G
f1
G
f2
G
f3
V
RFDET
Min.
15
4
16
580
0.95
2
2
2
70
Typ.
20
6
18
700
1.15
3.5
3.5
3.5
100
Max.
25
8
20
820
1.35
5
5
5
130
Unit
mA
dB
dB
mVp-p
Vp-p
dB
dB
dB
mVp-p
Normal gain
Normal gain
Gain up
Conditions
VCC=3.3V, f=500kHz, VIN=500mVpp
VCC=5V, f=500kHz, VIN=500mVpp
f=144k/720k, SPDCTL=Low (x1 speed)
f=216k/1.08M, SPDCTL=Hi–Z (x1.5 speed)
f=288k/1.44M, SPDCTL=High (x2 speed)
f=500kHz, RFDET=H®L
Application Circuit
A+C
10
10µ
1
PD
2
28
A
B
A B
D C
LD
2.2K
27
B+D
RTIN
VCC
RFO
1µ
3
(inversion)
26
2K
F
RTIN
F
4
2K
25
E
VREF
E
RFI
5
12K
12K
24
1µ
0.1µ
AGC
6
GND
0.1µ
(inversion)
Balance control
23
TBAL
0.1µ
68K
7
SPD
EQ
CAGC
ARF
8
0.033µ
Balance control
22
FBAL
68K
21
GCTL
CEA
ENVO
ENV DET
9
20
SPDCTL
VGA
RF DET
VGA
VGA
VGA
FEN
CFE
10
0.01µ
2200p
19
Subtraction
Subtraction
=
F
+
+
RFE
11
BDO
CSBDO
BDO
12
2200p
=
A
E-F
T
BAL
+
+
18
B-A
F
BAL
FEO
TEN
CTE
17
RTE
13
OFTR
CSBRT
OFTR
14
16
TEO
15
NRFDET
BH3515FV
京公网安备 11010802033920号
EEWORLD
